Finding the Fourth Proportional to 18,010.63, 24,867.84 and 11,640.99
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Solution
The fourth proportional to 18,010.63, 24,867.84 and 11,640.99 is: 16,073.08
Step by Step Solution
- Step 1: Write the proportion equation
18,010.63 : 24,867.84 = 11,640.99 : x - Step 2: Convert to fraction form
18,010.63/24,867.84 = 11,640.99/x - Step 3: Cross multiply
18,010.63x = 24,867.84 × 11,640.99 - Step 4: Simplify right side
18,010.63x = 289,486,276.76 - Step 5: Solve for x
x = 289,486,276.76/18,010.63 - Step 6: Final answer
x = 16,073.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.